$37.99

71251A

8 lbs.15 lbs.25 lbs.6 lbs.

Increase water hardness to prevent equipment corrosion and scaling with Calcium Hardness Up.

Useful Tips:

  • The calcium hardness level should be 150-250 ppm
  • One pound of Calcium Hardness Up will increase the calcium hardness 10 ppm in 10,000 gallons of water
  • Compatible with chlorine, bromine, mineral purification systems, salt water chlorine and ozone sanitizing systems

Available Sizes: 8 lbs. / 15 lbs. / 25 lbs.